<template>
    <div>
      <!--面包屑导航区-->
      <el-breadcrumb separator-class="el-icon-arrow-right">
        <el-breadcrumb-item :to="{ path: '/home' }">首页</el-breadcrumb-item>
        <el-breadcrumb-item>商品管理</el-breadcrumb-item>
        <el-breadcrumb-item>商品列表</el-breadcrumb-item>
      </el-breadcrumb>

      <!--卡片视图区-->
      <el-card>
        <el-row :gutter="20">
          <el-col :span="8">
            <!--搜索与添加区域-->
            <el-input placeholder="请输入内容" clearable @clear="getGoodsList" v-model="queryInfo.query">
              <el-button slot="append" icon="el-icon-search" @click="getGoodsList"></el-button>
            </el-input>

          </el-col>
          <el-col :span="4"><el-button type="primary" @click="goAddPage">添加商品</el-button></el-col>
        </el-row>
      </el-card>

      <!--table表格-->
      <el-table :data="goodsList" border stripe>
        <el-table-column  type="index" label="#" ></el-table-column>
        <el-table-column prop="goods_name" label="商品名称" ></el-table-column>
        <el-table-column prop="goods_price" label="商品价格" width="95px"></el-table-column>
        <el-table-column prop="goods_weight" label="商品重量" width="89px"></el-table-column>
        <el-table-column prop="add_time" label="创建时间" width="115px">
          <template slot-scope="scope">
            {{scope.row.add_time | dateFormat }}
          </template>
        </el-table-column>
        <el-table-column  label="操作">
          <template slot-scope="scope">
            <!--修改按钮-->
            <el-button type="primary" icon="el-icon-edit" size="mini" >编辑</el-button>
            <!--删除按钮-->
            <el-button type="danger" icon="el-icon-delete" size="mini" @click="reMoveGoods(scope.row.goods_id)">删除</el-button>
          </template>
        </el-table-column>
      </el-table>

      <!--//分页显示-->
      <el-pagination
        @size-change="handleSizeChange" @current-change="handleCurrentChange"
        :current-page="queryInfo.pagenum"
        :page-sizes="[1, 2, 5, 10]"
        :page-size="queryInfo.pagesize"
        layout="total, sizes, prev, pager, next, jumper"
        :total="total">
      </el-pagination>

    </div>
</template>

<script>
    export default {
        name: "List",
      data() {
        return {
          //查询参数对象
          queryInfo: {
            query: '',
            pagenum: 1,
            pagesize: 9
          },
          //商品列表
          goodsList: [],
          //商品总条数
          total: 0,

          }
        },

      created(){
         this.getGoodsList()
      },
      methods:{
         //获取商品列表数据
       async getGoodsList(){
        const {data:res} = await this.axios.get('goods',{params:this.queryInfo})
         if(res.meta.status !== 200){
           return this.$memege.error('获取商品列表失败！')
         }
         this.goodsList = res.data.goods
         this.total = res.data.total
         console.log(res.data);
       },
        //改变pageSize的值
        handleSizeChange(freshOne){
          this.queryInfo.pagesize = freshOne
          this.getGoodsList()
        },
        //改变当前的页数
        handleCurrentChange(freshOne){
          this.queryInfo.pagenum = freshOne
          this.getGoodsList()
        },
        //根据商品id删除商品
        async reMoveGoods(val){
         const deleteGoods = await this.$confirm('此操作将永久删除该商品, 是否继续?', '提示', {
            confirmButtonText: '确定',
            cancelButtonText: '取消',
            type: 'warning'
          }).catch(err=>err)
          if (deleteGoods === 'cancel') {
            return this.$memege.info('取消删除')
          }
        const {data:res}= await this.axios.delete(`goods/${val}`)
          if (res.meta.status !== 200){
            return this.$memege.error('删除商品失败！')
          }
          this.$memege.success('删除商品成功！')
          this.getGoodsList()
        },
        //跳转goAddPage到添加商品页面
        goAddPage(){
         this.$router.push('/goods/add')
        }
      }

    }
</script>

<style scoped>

</style>
